Overview
This document provides a high-level overview of the timeware? Cloud enterprise application, detailing its architecture, key components, technology stack, security features, and performance considerations. The application follows a microservices-like approach with a monolithic gateway pattern, incorporating multi-tenancy, event-driven architecture, and modular design.
Architecture Pattern
- Layered architecture with clear separation of concerns.
- Monolith gateway pattern with microservices components.
- Frontend and backend separation for scalability and flexibility.
Core Business Modules
- HR Management (Reach.Application.HR)
- Leave Management (Reach.Application.Leave)
- Attendance Management (Reach.Application.Attendance)
- Tenant Management (Reach.TenantManagement.*)
- Reporting (Reach.Application.Reporting.*)
- Dashboard Widgets (Reach.Application.Dashboard.Widgets)
Infrastructure Components
- Message Bus (Reach.MessageBus.Contracts) for inter-service communication.
- Event Processing (Reach.EventProcessor.Host, Reach.Application.EventProcessor) for real-time updates.
- Email Dispatch (Reach.Application.EmailDispatcher) for notifications.
- Persistence Layer (Reach.Persistence.*) managing data storage and transactions.
Client & Frontend
- Monolith Client (Reach.Monolith.Client.*) handling UI/UX.
- Frontend Resources (Reach.FrontendResources) for styling and dynamic interactions.
Core Architecture Components
- Domain Layer (Reach.Domain) implementing business logic.
- Application Layer (Reach.Application.*) coordinating workflows.
- Infrastructure Layer (Reach.Infrastructure.*) handling database, messaging, and integrations.
- Kernel (Core) Components (Reach.Kernel.*) providing foundational utilities.
Technology Stack
- .NET 9.0 – Latest framework for backend development.
- Blazor Server – Server-side web UI.
- Azure Service Bus – Message queuing and event-driven architecture.
- Entity Framework Core – ORM for data access.
- Serilog – Structured logging.
- Azure Application Insights – Monitoring and telemetry.
- TailwindCSS – Frontend styling.
- MassTransit – Message bus abstraction.
- SQL Server – Data storage.
- Azure App Service – Cloud hosting.
Cloud Infrastructure
- Hosted on Azure (UK South region).
- Azure App Service Plan (Standard S1 tier).
- Azure Service Bus for messaging.
- Application Insights for monitoring.
- Multi-tenant architecture with sharding support.
Security Features
- HTTPS enforcement with HSTS.
- Anti-forgery protection (CSRF).
- Authentication and authorisation support.
- Rate limiting implementation.
- Secure configuration management.
Development Features
- Environment-specific configurations.
- Health check endpoints.
- Comprehensive logging.
- Local storage support.
- Hot reload support.
- Development debugging tools.
UI/UX Features
- Responsive design.
- Modern UI with TailwindCSS.
- Custom fonts (Open Sans).
- Client-side routing.
- Error handling pages.
- Localisation support.
Architecture Highlights
- Clean architecture pattern.
- Domain-driven design elements.
- Event-driven architecture.
- Microservices capabilities.
- Tenant isolation.
- Message-based communication.
- Modular design.
Performance Features
- Rate limiting.
- Caching capabilities.
- Message queuing.
- Database sharding.
- Resource optimization.
Monitoring & Maintenance
- Health checks.
- Application insights integration.
- Structured logging.
- Error tracking.
- Performance monitoring.
This whitepaper serves as an introductory technical document outlining the architecture and capabilities of the timeware? Cloud enterprise application, providing insights into its structure, scalability, and key technological components.
